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数组中的每个数字拆解为二进制做异或，获得校验码

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WindowBird 2025-11-20 15:05:52 +08:00
parent b0a18ddd3b
commit 50f7b329ab
1 changed files with 11 additions and 2 deletions
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13
pages/memorial/nfcPairing.vue
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@ -683,9 +683,18 @@ export default {
// 转换为十进制字符串
// NFC 卡号通常按照字节顺序（大端序）存储
cardNo = bytes.join("").toUpperCase();
const baseCardNo = bytes.join("").toUpperCase();
console.log("转换后的卡号（十进制字符串）:", cardNo);
// 计算异或校验码（按位异或）
const checksum = bytes.reduce((acc, curr) => acc ^ curr, 0);
const checksumBinary = checksum.toString(2).padStart(8, "0");
cardNo = `${baseCardNo}${checksum}`;
console.log("转换后的卡号（十进制字符串+校验）:", cardNo);
console.log("基础卡号部分:", baseCardNo);
console.log("校验码（二进制）:", checksumBinary);
console.log("校验码（十进制）:", checksum);
console.log("卡号长度:", cardNo.length, "字符");
console.log("========================");
} else if (typeof res.id === "string") {